Home / 109,221.34-163,895.70-46,037.60

Finding the Fourth Proportional to 109,221.34, 163,895.70 and 46,037.60

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Solution

The fourth proportional to 109,221.34, 163,895.70 and 46,037.60 is: 69,083.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,221.34 : 163,895.70 = 46,037.60 : x
  2. Step 2: Convert to fraction form
    109,221.34/163,895.70 = 46,037.60/x
  3. Step 3: Cross multiply
    109,221.34x = 163,895.70 × 46,037.60
  4. Step 4: Simplify right side
    109,221.34x = 7,545,364,678.32
  5. Step 5: Solve for x
    x = 7,545,364,678.32/109,221.34
  6. Step 6: Final answer
    x = 69,083.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.